Lazulite and Hauyne Physical Properties

Lazulite

Hauyne

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Gelatinises in acids

1.3 Durability

Not Available

1.4 Specific Gravity

3.04-3.172.4-2.5

1 7.18

1.5 Fracture

Uneven, Uneven, Gemstones of the world (2001) More from other references

Uneven, Conchoidal, Brittle

1.6 Cleavage

{001} Indistinct, {???} Indistinct

Distinct on {110}

1.7 Mohs Hardness

5.55-6

2 10

1.8 Chemical Composition

(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references

(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

Lazulite and Hauyne Chemical Formula

While comparing Lazulite and Hauyne physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Lazulite and Hauyne chemical formula.

Chemical formula of Lazulite- (Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
Chemical formula of Hauyne- (Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

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Lazulite and Hauyne Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lazulite and Hauyne Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lazulite and Hauyne Optical Properties during the identification of gemstone. Specific gravity of Lazulite is 2.4-2.5 whereas that of Hauyne is 2.4-2.5.